* {
    margin: 0;
    padding: 0;
  }

  input {
    outline: none;
  }

  .box {
    width: 980px;
    margin: 0 auto;
    background-color: antiquewhite;
  }
  .box .header{
    width: 100%;
    margin: 0 auto 10px;
    text-align: center;
  }

  .box .enter .userDiv {
    width: 80%;
    margin: 0 auto;
    padding: 10px;
    font-size: 25px;
  }

  .box .enter .userDiv p {
    padding: 10px 0;
  }

  .box .enter .userDiv input {
    width: 150px;
    font-size: 25px;
  }

  .box .enter .commentDiv {
    width: 80%;
    margin: 0 auto;
    font-size: 24px;
  }

  .box .enter .commentDiv p {
    padding: 10px 0;
  }

  .box .enter .commentDiv textarea {
    width: 80%;
    font-size: 25px;
    margin-bottom: 20px;
  }
  .box .enter .btnDiv {
    position: relative;
    width: 80%;
    height: 60px;
    margin: 10px auto;
    cursor: pointer;
  }
  .box .enter .btnDiv .btn {
    position: absolute;
    right: 0;
    width: 100px;
    height: 60px;
    border-radius: 30px;
    background-color: #ac7000a2;
    font-size: 20px;
    text-align: center;
    line-height: 60px;
  }


  .box .content {
    width: 100%;
    font-size: 20px;
    border-top: 10px solid #fff;
    padding: 10px;
  }

  .box .content h4 {
    margin: 10px 0;
  }

  .box .content ul {
    width: 90%;
    margin: 0 auto;
  }

  .box .content ul li {
    position: relative;
    width: 90%;
    padding: 20px 0;
    margin: 0 auto;
    list-style-type: none;
  }

  .box .content ul li .user {
    color: #66ccff;
    font-weight: bold;
    padding: 10px 0;
  }

  .box .content ul li .comment {
    width: 80%;
    text-indent: 2em;
  }

  .box .content ul li .delete {
    float: right;
    color: red;
    cursor: pointer;
    font-size: 12px;
  }
  .box .content ul li .id {
    color: #444444;
    font-size: 14px;
  }

  .box .content ul li .up {
    position: absolute;
    right: 90px;
    bottom: 10px;
  }

  .box .content ul li .up span {
    position: absolute;
    right: 10px;
    bottom: -8px;
    display: block;
    width: 40px;
    height: 40px;
    background-image: url(../imgs/up.png);
    background-size: 40px 40px;
    cursor: pointer;
  }

